Senior Software Engineer – .NET / Angular / Identity (450)

Want to get to the next step in your international career? We can support you! Ubiminds is a GPTW-certified, people-first company that partners with American software product companies to scale their development footprint. Ubi custom-curates the top 5% of Brazilian tech talent for their LATAM strategy, offering a unique combo of staff augmentation and employer-of-record services. Ubiminds is supporting a US-based product organization modernizing a Management platform, focused on building shared core services to accelerate scalability, security, and consistency across the product suite.

We’re looking for a Senior Software Engineer to help design, build, and integrate core platform services that will power the next generation of an HCM product portfolio.

This role sits at the heart of platform modernization, working on foundational systems such as shared data models, unified authentication, and common administration tooling, while supporting product teams as they migrate to the new architecture.

- Design, develop, and integrate core backend services for the platform, including the Foundation Data Model and shared platform services, using C# and .NET Core.

- Implement and configure a Unified Authentication Entry Point across HCM products, leveraging enterprise identity standards such as SAML, SSO, and integrations with providers like Okta.

- Design, query, and optimize relational databases to support core entity persistence using SQL (SQL Server, PostgreSQL, or similar).

- Develop and maintain frontend components for the Common Administration Console using Angular.

- Integrate and work with messaging queues (RabbitMQ) to enable reliable, asynchronous communication between services.

- Leverage search and logging platforms (Elastic stack) to ensure observability, traceability, and operational insight.

- Provide technical guidance and hands-on support to product teams within the HCM portfolio during migration and modernization efforts.

- Strong experience with C# and .NET Core for backend development.

- Solid knowledge of enterprise identity and authentication standards, including SAML, SSO, and identity providers such as Okta.

- Experience designing and working with relational databases using SQL (SQL Server, PostgreSQL, or similar).

- Hands-on experience with Angular for building administrative or platform-facing UIs.

- Familiarity with messaging systems such as RabbitMQ.

- Experience using search, logging, or observability platforms like Elastic.

- Clear and confident English communication skills (written and verbal).

- Experience working on platform or shared-services architectures.

- Background in HCM, HRIS, or enterprise SaaS products.

- Exposure to microservices architectures and distributed systems.

- Platform-focused engineering team supporting multiple product squads.

- People First. We are all about people!

- Challenge yourself. There’s always room for improvement and continuous improvement is in our essence.

- Make it happen. Be ready to take challenges as they come. It’s all about attitude and commitment.

- We’re in this together. We work as a team, thrive as a team, and evolve as a team.

- Averaging on awesome. We work hard to deliver high-quality services and look forward to exceeding expectations.

- Keep it real. We promise you honesty, transparency, and openness, regardless of the situation.

As a Full Stack Engineer - NET / Angular @Ubiminds, you:

- You are placed in a product-based company, with the same treatment as their full-time employees.

- Have our full back-office support, from career guidance to HR and concierge services.

- Enjoy our remote-first policy – we are a distributed team, after all.

- Get your own MacBook (none of that "bring your own device" stuff here).

- Have access to growth opportunities with other amazing technology professionals, through tech talks, chapter meetings, and even remote happy hours for tons of fun!

- Improve your English through free lessons with a native English speaker - get to the next level on your communication skills!

- Candidate Referral bonus (promote Ubi to your tech friends, and get paid for it!)

- Miss working in the office? Our cool Florianópolis headquarters is available, whenever you want, with weekly quick massages & tasty snacks, soft drinks, and games

1. Interview with Tech Recruiter (chat about the job opening and your experiences)

2. Technical Assessment

3. Client Interview

4. Offer (yay)